CANVAS: Allergen or Not An Allergen?

CANVAS: Allergen or Not An Allergen?

Not An Allergen. Canvas: Strictly speaking, canvas is not an allergen. However, as anyone with clothing contact dermatitis will tell you, it’s not that simple either. Most cloths are treated in some way, and most ways are allergenic. The most common treatments for fabrics include: formaldehyde, various preservatives, dyes, bleaches, chlorine, and “mordants” (metals used …