Should you allow M8 and M9 paper to touch your skin?

M8 and M9 paper are types of chemical detection paper used to identify the presence of specific chemicals, including toxic agents. It is generally advised not to allow these papers to touch your skin, as they may contain chemicals that could cause irritation or allergic reactions. Additionally, handling the papers can lead to contamination or inaccurate readings. Always follow safety protocols and use gloves when handling these materials.