Readers react to disinfectants made from sawdust, goldfish that drive and more

Leaving microbes in the dust

Antimicrobial molecules in wood waste could be used to make more sustainable disinfectants, Carolyn Wilke reported in “A disinfectant may get its oomph from sawdust” (SN: 2/12/22, p. 5).

Some readers wondered if the tree species or freshness of the wood waste affects the potency of the disinfectant.