TASK DEFINITION: In this task, you're given a sentence and your task is to generate a simplified sentence that focuses on lexical paraphrasing from the original sentence given in the input.
PROBLEM: they can also be used as a general test tube substitute particularly when a larger volume is desired.

SOLUTION: they can be used as a general test tube substitute particularly when a larger volume is desired.

PROBLEM: microsoft windows includes an implementation of ssl and tls as part of its secure channel package.

SOLUTION: microsoft windows includes using ssl and tls as part of its secure channel package.

PROBLEM: their participation is limited until they reach legal adulthood.

SOLUTION:
they can not join until they are legally adults.