[code_biologist]

I can't speak for that speaker but the typical answer: meat consumption is associated with affluence, which also is associated with sugar and processed food consumption.

[diydsp]

The meat itself creates carcinogens when cooked: https://www.cancer.gov/about-cancer/causes-prevention/risk/d...

Also curing processed meats creates NOCs, NAAs, and PAHs: https://www.hsph.harvard.edu/nutritionsource/2015/11/03/repo...

[james4k]

Isn't processed food associated with lower income?