Final answer:
Glittering generalities is the technique that advertises all the good things about a product while ignoring any negative aspects.
Step-by-step explanation:
The technique that advertises all of the good things about a product while ignoring any negative aspects is called glittering generalities. This technique uses vague and emotionally appealing language to create a positive impression without providing specific details or evidence.
For example, an advertisement for a beauty product might use words like 'amazing' or 'miracle' to describe its effects, without providing any scientific evidence to support these claims.
Learn more about Advertising techniques