ABC of Safety in the Biological Sciences
A toxic substance causes systemic damage to the body in contrast to corrosive substances or irritants which cause localised damage.9 20 29 126 130 131 Not all chemicals used in laboratories, and this is particularly true of dyes, have been tested for their toxic effects. Yet all chemicals can cause harm if there is sufficient exposure (sodium chloride taken in excess doses can be carcinogenic). Consult material safety data sheets to determine the risk of exposure to all chemicals and dyes used in your workplace.
The term 'toxicity' includes:
Examples of mutagenic agents include the
following (this list is not complete):
sodium chloride in excess
Teratogenic agents include the following
(this list is not complete):