Good Product Shop - ❌ WARNING ❌ Use ordinary chalk to write 😱 Prone to chalk dust flying into the eyes => eye pain 😱 Breathe in chalk dust => cough, sore
![Bill Gates wants to spray millions of tonnes of CHALK into stratosphere to slow global warming | Daily Mail Online Bill Gates wants to spray millions of tonnes of CHALK into stratosphere to slow global warming | Daily Mail Online](https://i.dailymail.co.uk/1s/2021/03/23/13/40831970-0-image-a-6_1616504633719.jpg)
Bill Gates wants to spray millions of tonnes of CHALK into stratosphere to slow global warming | Daily Mail Online
![Chalk dust floating in soft window light as a youthful educator ponders in solitude within the confines of his class room" - Playground Chalk dust floating in soft window light as a youthful educator ponders in solitude within the confines of his class room" - Playground](https://images.playground.com/74947ddacb2b4eef9cc4fc7478e21d76.jpeg)