Yes, sugar is needed to survive, but a normal diet with little processed foods will supply more than enough. OP is talking about added sugars which are known to increase risk of heart disease, diabetes, liver disease, etc.
I agree that the comparison is dumb. Regardless, I think a better way to frame your previous statement is nicotine is a known carcinogen while glucose itself is not. Thanks for the snark lol not everything is confrontational. Ease up on your quills, hedgehog.
Abbreviations are usually read the same way the word they’re replacing are spoken. So, you’re right! Nobody’s saying “Calif.”