Medical Malpractice. More specifically, this would be called "Medical Negligence"
vandalism
mistake lol ;)
A variable
The variable that is purposely changed to test a hypothesis is called the independent variable. This variable is manipulated or controlled by the researcher to observe its effect on the dependent variable, which is the outcome being measured.
He can be called out for purposely getting hit.
If failing is your fear the name for the failing phobia (phobia mean fear) is atychiphobia.
Sustainability
she writes a lot purposely to avoid soap-making.
Failing to document sources is called plagiarism and will usually cause the paper to have a failing grade.
yes they are called vectors
It is called antibiotic or antibacterial drug.
Pollution.