“…Bhoyrul et al reported only five cases of facial mask-related and headwear-related dermatitis. 5 The high number of reactions to rubber accelerators and metals found in our study could be consistent with components in masks, respirators, and goggles. 6 In an outbreak of facial dermatitis during the severe acute respiratory syndrome epidemic, it was found that N95 respirators contained formaldehyde 7 ; similarly, surgical masks and shields have been shown to contain formaldehyde, methyldibromo glutraonitrile, and other preservatives.…”