Question

What was troubling the French wine growers ?

Answer 1

French wine growers were troubled by a germ which had turned their wine sour.

Explanation:

• French wine growers were troubled by a germ that had turned their wine sour.

• Pasture showed how to render these germs harmless.  
• He showed them if they heat their wine to 50 or 60 degrees Celsius then these germs can be made harmless and the wine can be preserved.
• This process of protecting the wine from germs by heating at 50 or 60°C was called pasteurization.

Answer 2

Answer:

this answer is clearly wrong bro