i haven't seen books like this in the last 50-75 years.   pediaofpr00dickrich that is because they abhor people having product knowledge, and realizing that a lot of commercial products are just woefully overpriced perfumed soda solutions, and that said expensive commercial products can be easily made for a fraction of the cost at home. they want the population dumb and helpless. we're not even "the people" or "the nation" anymore, but degraded to "the consumers".
Belgium