fix: Made changes in the readme file (#4859)

* made changes in the readme file

* Update README.md

Co-authored-by: dipietroR <66142242+dipietroR@users.noreply.github.com>

README.md

@@ -20,9 +20,9 @@ It works together with [Robotoff](https://github.com/openfoodfacts/robotoff), Op
 
 ## What is Open Food Facts?
 
-### A food products database
+### A food product database
 
-Open Food Facts is a database of food products with ingredients, allergens, nutrition facts and all the tidbits of information we can find on product labels.
+Open Food Facts is a database of food products with ingredients, allergens, nutritional facts and all the tidbits of information that is available on various product labels.
 
 ### Made by everyone
 
@@ -31,7 +31,7 @@ Open Food Facts is a non-profit association of volunteers.
 
 ### For everyone
 
-Data about food is of public interest and has to be open. The complete database is published as open data and can be reused by anyone and for any use. Check-out the cool reuses or make your own!
+Data about food is of public interest and has to be open (i.e available to everyone). The complete database is published as open data and can be reused by anyone and for any use. Check-out the cool reuses or make your own!
 
 * <https://world.openfoodfacts.org>