Work clothes and should be left at work in order not to contaminate the family and home. Have clean water, a bucket and soap on site where chemicals are used. Permanent cleanup equipment must be ready- a broom, a bucket for contaminated material, a shovel, gloves etc. Record dates of arrival, dates of use and quantities usedn of pesticides. Herbicides - Will always have a purple square or the label is purple.
Most herbicides are safe for wildlife.
Pesticide container disposal. There is no method to make this container absolutely safe for other uses. Cover the entire area with plastic. Ground water pollution is still possible. Metal containers should be punctured and flattened - plastic can but should not be burned.