applying disinfectant to the counters throwing away plant material in the trash washing hands with an antibacterial soap placing hands under an ultraviolet light
What procedure should be performed after any handling of a plant sample in a lab?

Options:
- applying disinfectant to the counters
- throwing away plant material in the trash
- washing hands with an antibacterial soap
- placing hands under an ultraviolet light

washing hands with an antibacterial soap