I think this is multiple choice, and if it is, your answer is Don't do it yourself
I believe that it relates to or involves free oxygen, if it is used in exercise- aerobic practices help improve the the efficiency of the body's cardiovascular system with absorbing and transporting oxygen.
Hope this helps
Some less hazardous pesticide such as self-contained bait stations, indoor gel or paste crack-and-crevice treatments, antimicrobial pesticides including disinfectants and sanitizers, are exempted from HSA's posting, notice, recordkeeping, and reporting requirements.
What is the Healthy Schools Act (HSA) and who is it for?
- For K–12 public schools in California as well as licensed child care facilities, collectively referred to as schoolsites, the Healthy Schools Act (HSA) establishes pesticide use and reporting regulations.
- Anyone using any kind of pesticide on a school site is subject to the HSA, including school personnel, volunteers, and pest control companies.
- The Department of Pesticide Regulation (DPR) creates training programs and other educational resources to promote least-toxic pest control practices and help with HSA compliance.
Learn more about the Pesticide tolerance with the help of the given link:
brainly.com/question/24316938
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Active immunity
Active immunity is when something triggers an immunity system to produce antibodies, this something being a vaccine. Hope this helps!
