TASK DEFINITION: In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.
PROBLEM: Jorge Luis Burruchaga ( -RSB- ; nicknamed " Burru " , born 9 October 1962 ) is an Argentine association football coach and former professional football player .

SOLUTION: Jorge Burruchaga ( born 9 October 1962 ) is a former Argentine football player .

PROBLEM: The atoms in molecules , crystals , metals and diatomic gases — indeed most of the physical environment around us — are held together by chemical bonds , which dictate the structure and the bulk properties of matter .

SOLUTION: The atoms in molecules , crystals , metals and diatomic gases are held together by chemical bonds .

PROBLEM: Under this Convention , any toxic chemical , regardless of its origin , is considered a chemical weapon unless it is used for purposes that are not prohibited ( an important legal definition known as the General Purpose Criterion ) .

SOLUTION:
The Convention also says that any toxic chemical is a chemical weapon unless it is used for legal reasons .