"Anti-dust" chalk may cause allergy symptoms in children who are allergic to milk. A new study published in the May issue of Annals of Allergy, Asthma & Immunology shows that dust-free chalk, which is ...

Dustless chalk has been around for a while, but Nihon Rikagaku’s developed a new kind of chalk made from crushed-up scallop shells which reduces dust but manages to maximize the intensity of the ...

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Please provide your email address to receive an email when new articles are posted on . Children with milk allergies may experience asthma symptoms after inhaling chalk dust containing casein, ...