LSA is a protein food and stands for Linseed Sunflower Almond.
No - Hydrochloric acid must not be used as a cooking ingredient as it is very harmful and corrosive
Nothing is the same thing as LSD, however LSA is similar. LSA is found I morning glory seeds, Hawaiian baby woodrose seeds, and ergot. You can consume these things raw for a trip (be carefull not to take any containing pesticides), or you can extract the LSA (fairly simply google "erowid", the LSA can be consumed this way or further processed into something close to LSD but still not the same thing.
LSA = Leaving the Scene of an Accident
vinegar
curry powder
The answer is simply; vinegar
Vinegar will melt pearls.
The Main Ingredient with Bobby Flay - 1996 Cooking for Kids was released on: USA: 22 September 1997
The Main Ingredient with Bobby Flay - 1996 Bistro Cooking was released on: USA: 13 September 1997
The Main Ingredient with Bobby Flay - 1996 America's Cooking was released on: USA: 15 September 1997
The likely word is the noun ingredient, a constituent, as in cooking.
Salt maybe? Just a guess.