If you have ever craved for 'unusual' non-food items like chalk

Pica is an eating disorder in which a person feels compelled to eat non-nutritive things such as dirt, clay, chalk, charcoal, paint, paper, soap, glass, hair, ice, and so on.

3 Strange Eating Disorders That You May Not Have Heard Of — One Of Them Includes Eating Dirt, Chalk, Or Sand

Have You Ever Craved For Unusual Food Items Know If You Have Pica

Pica Cravings During Pregnancy American Pregnancy Association

Unraveling Pica Disease: Unusual Cravings for Nonfood Items, by NirogGyan

The Hidden Cravings: Unveiling the Enigma of Pica Disorder - California Prime Recovery

What It's Like to Have a Young Son With Pica -- Science of Us

Pica during pregnancy: An eating disorder that isn't actually about food - Today's Parent

Pica: The Eating Disorder That Makes You Eat Dirt And Paint

Weird Pregnancy Cravings - Are They Normal?

14 Weird Pregnancy Cravings & Why Your Body Wants Them – Greater Than