You just said it was about the chalk.
Forget the chalk.
Or they didn't do it at all. Calcium carbonate's also what's in chalk. So he ate some chalk, it isn't toxic, sure didn't cause the pleural effusion.
Or they didn't do it at all. Calcium carbonate's also what's in chalk. So he ate some chalk, it isn't toxic, sure didn't cause the pleural effusion. [SEP] Forget the chalk. [SEP] You just said it was about the chalk.