# Bowen EHS - Search Bowen EHS Search Form Search Terms: Search Advanced Search Advanced Search Here are a few examples of how you can use the search feature: Entering **this and that** into the search form will return results containing both "this" and "that". Entering **this not that** into the search form will return results containing "this" and not "that". Entering **this or that** into the search form will return results containing either "this" or "that". Search results can also be filtered using a variety of criteria. Select one or more filters below to get started. Search by Type Search AllArticlesEasyBlog Entries Search by Category Search AllCompany Information-About Us-Faculty-TeamContinuing Ed-Professional Development CoursesExam Prep-ASP & CSP Exam Prep-CHMM Exam Prep-CIH Exam PrepFree Study Tools-Study QuestionsHelp-Billing, Payments, Registration-Certification-Computer-Technical-Courses - Study ToolsNewsPassing RatesReference Materials-Hazmat Study and Reference Materials-IH Study and Reference Materials-Safety Study and Reference MaterialsStudy ToolsTerms - [Self Study or a Live Course?https://www.bowenehs.com/study-tools/self-study-or-a-live-course.html](/study-tools/self-study-or-a-live-course.html) Are you trying to decide whether to use a study tool or if registering for one of our live exam review courses is better for you? Let's take a look. Study Tools Choose to study on your own with one of the Bowen EHS Study Tools if most of the following... - [Math for OEHS Exam Prephttps://www.bowenehs.com/exam-prep/math-for-oehs-exam-prep.html](/exam-prep/math-for-oehs-exam-prep.html) Understand the basic concepts of algebra to assist you with the calculations on OEHS certification exams. 0.3 CEUs | 3 Contact Hours OEHS professionals should have an understanding of algebra basics to assist them with the calculations found on many... - [What are Sections?https://www.bowenehs.com/courses-memberships/what-are-sections.html](/courses-memberships/what-are-sections.html) We offer some courses at different times and/or days to accommodate different schedules. Each offering is a section and covers all the course materials. You are free to attend the lectures from each section that fit your schedule. All lectures are... - [Laser Safety Fundamentalshttps://www.bowenehs.com/professional-development-courses/laser-safety-fundamentals.html](/professional-development-courses/laser-safety-fundamentals.html) Learn essential laser safety concepts to manage risks confidently in any industry where lasers are used. 0.4 CEUs | 4 Contact Hours Unlock the power of laser safety knowledge with this self-paced professional development course! Lasers are... - [What if I have special payment requirements?https://www.bowenehs.com/billing-payments-registration/what-if-i-have-special-payment-requirements.html](/billing-payments-registration/what-if-i-have-special-payment-requirements.html) I need a purchase order number (PO number) on my invoice. You can enter a purchase order number during checkout. Look for the Purchase Order Number field under the Billing Information. Can I pay by check? Yes! Simply choose the Check / Pay Later /... - [Pass Rate Survey Processhttps://www.bowenehs.com/terms/pass-rate-survey-process.html](/terms/pass-rate-survey-process.html) We are frequently asked about the pass rate for our review courses. This led us to develop a process to determine the pass rate for our exam prep courses. In order to give our clients an accurate number and to be consistent from course to course, we... - [Which course can I repeat under the Bowen EHS Guarantee?https://www.bowenehs.com/courses-memberships/which-course-can-i-repeat-under-the-bowen-ehs-guarantee.html](/courses-memberships/which-course-can-i-repeat-under-the-bowen-ehs-guarantee.html) Online Review Participants: In the event you fail your exam, you may use our guarantee to repeat the same online review course at no additional cost. For example, if you attended the ASP® Online Review course and need to sit for your ASP® exam again,... - [CIH Certification - BGChttps://www.bowenehs.com/certification/abih-certification-cih.html](/certification/abih-certification-cih.html) The Board for Global EHS Credentialing (BGC) is the premier global credentialing body for professionals who protect and enhance the health, safety, and environment of people at work and in their communities. Established in 1960 as the American Board of... - [Recognition of Health Hazards in Industry: A Review of Materials and Processeshttps://www.bowenehs.com/ih-study-and-reference-materials/recognition-of-health-hazards-in-industry-a-review-of-materials-and-processes.html](/ih-study-and-reference-materials/recognition-of-health-hazards-in-industry-a-review-of-materials-and-processes.html) A great book that describes health hazards across a variety of industries. Describes many of the industries where IH really got a strong start. Many of us no longer work in these industries, but the exam still includes questions based on prevalent... - [Safety Professional's Reference and Study Guidehttps://www.bowenehs.com/safety-study-and-reference-materials/safety-professionals-reference-and-study-guide.html](/safety-study-and-reference-materials/safety-professionals-reference-and-study-guide.html) This is another excellent resource for the ASP® and CSP® exams. It provides detailed explanations of material most likely to be evaluated on both exams. The one hesitation we have about the book is the heavy reliance on Wikipedia in the reference... - [Computer/Device Requirements - Virtual Classroomhttps://www.bowenehs.com/terms/computer-requirements.html](/terms/computer-requirements.html) The Bowen Learning Network online virtual classrooms are powered by BigBlueButton. It fully supports the Windows, Mac OS X, and Chromebook platforms (see below for versions supported). Support is available for iOS (iPads) and Android Tablets. While... - [ASP®, CSP®, CHST® Certifications - BCSPhttps://www.bowenehs.com/certification/bcsp-certifications-asp-csp.html](/certification/bcsp-certifications-asp-csp.html) The Board of Certified Safety Professionals (BCSP) is recognized as the leader in high-quality credentialing for safety, health, and environmental practitioners in order to enhance the safety of people, property, and the environment. Bowen EHS provides... - [Chris Egle, Chief Executive Officerhttps://www.bowenehs.com/team/chris-egle.html](/team/chris-egle.html) As CEO, Chris is our leader and visionary. He leads Bowen Learning Network's stategic planning to develop and increase the value of our products and services for our clients' professional development needs. He communicates with our team on a daily... - [56% Pass Rate - January 2026 CIH Online Reviewhttps://www.bowenehs.com/about/news/entry/news/2026/07/02/56-pass-rate-january-2026-cih-online-review-1.html](/about/news/entry/news/2026/07/02/56-pass-rate-january-2026-cih-online-review-1.html) We completed our survey process for the July 2026 CIH Online Review course. 100 days after the course end date, we identified participants who completed the course and asked them to complete a short survey. To receive a Certificate of Completion,... - [Why Bowen EHS® CIH Exam Online Review Participants Achieve Higher Pass Rateshttps://www.bowenehs.com/about/news/entry/news/2026/04/09/why-bowenehs-cih-exam-online-review-participants-achieve-higher-pass-rates.html](/about/news/entry/news/2026/04/09/why-bowenehs-cih-exam-online-review-participants-achieve-higher-pass-rates.html) The Board for Global EHS Credentialing (BGC) recently released its annual statistics for the Certified Industrial Hygienist (CIH) certification for 2023 through 2025, reaffirming that earning the CIH credential is a true professional milestone—one that... - [61% Pass Rate - January 2025 CIH Online Reviewhttps://www.bowenehs.com/about/news/entry/news/2025/06/30/61-pass-rate-january-2025-cih-online-review.html](/about/news/entry/news/2025/06/30/61-pass-rate-january-2025-cih-online-review.html) We completed our survey process for the January 2025 CIH Online Review course. 100 days after the course end date, we determined the participants who completed the course and asked them to participate in a short survey. To receive a Certificate of... - [51% Pass Rate - July 2025 CIH Online Reviewhttps://www.bowenehs.com/about/news/entry/news/2026/01/06/51-pass-rate-july-2025-cih-online-review.html](/about/news/entry/news/2026/01/06/51-pass-rate-july-2025-cih-online-review.html) We completed our survey process for the July 2025 CIH Online Review course. 100 days after the course end date, we identified participants who completed the course and asked them to complete a short survey. To receive a Certificate of Completion,... - [90% Pass Rate - October 2025 CSP® Online Reviewhttps://www.bowenehs.com/about/news/entry/news/2026/03/31/90-pass-rate-october-2025-1-1-1.html](/about/news/entry/news/2026/03/31/90-pass-rate-october-2025-1-1-1.html) We completed our survey process for the October 2025 CSP® Online Review course. 90 days after the course end date, we determined the participants who completed the course and asked them to participate in a short survey. To receive a Certificate of... - [91%-100% Pass Rate - September 2025 ASP®-CSP® Online Reviewhttps://www.bowenehs.com/about/news/entry/news/2026/03/31/91-100-pass-rate-september-2025-asp-r-csp-r-online-review-1.html](/about/news/entry/news/2026/03/31/91-100-pass-rate-september-2025-asp-r-csp-r-online-review-1.html) We completed our survey process for the September 2025 ASP®-CSP® Online Review course. 90 days after the course end date, we identified participants who completed the course and asked them to complete a short survey. To receive a Certificate of... - [100% Pass Rate - September 2025 ASP® Online Reviewhttps://www.bowenehs.com/about/news/entry/news/2025/09/03/100-pass-rate-september-2025-asp-r-online-review.html](/about/news/entry/news/2025/09/03/100-pass-rate-september-2025-asp-r-online-review.html) We completed our survey process for the September 2025 ASP® Online Review course. 90 days after the course end date, we identified participants who had completed the course and asked them to complete a brief survey. 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