Select all of the correct choices.
a. Hydrogen peroxide Is a disinfectant for soft contacts.
b. Is used as an antiseptic at a 3% solution.
c. May be used to treat infections caused by anaerobic bacteria.
d. Can kill endospores when at high concentrations and vaporized..
e. Never sterilizes, but can diskfect.
f. Is an example of a quaternary ammonium compound.
g. Is an example of a heavy metal.