Answer: Avoid spilling of chemicals
Explanation:
The chemicals should be kept in air tight containers in order so that they cannot get spill over each other.
Cross contamination takes place when a different type of substance comes in contact with the different kind of substance.
The chemicals should be kept in a way that it does not comes in contact with the different one and get spoiled.
Well, if it's possible to pick more than one, I would say "she should take the appropriate steps if she wishes to avoid pregnancy" and "she should take precautions to ensure that she does not contract and STI"
Very helpful in the long run. However it could be harmful to some animals
8. c
9. G
10. A
HOPE THAT HELPED SORRY IF IT’S WRONG
Drugs and supplements are similar in that both have an effect on the nervous system and that both are psychoactive substances. They are different in that drugs are often necessary to help someone overcome an illness, while supplements are optional and not necessary.