Assertion: flashlight's life | /r/AtLocation | end
Facets:
Source sentences:
text: It starts with answering a preliminary question, which is, “How do you define when the useful life of an LED is at an end?
text: How do you define when the useful life of an LED is at an end?
text: It starts with answering a preliminary question, which is, “How do you define when the useful life of an LED is at an end?
text: How do you define when the useful life of an LED is at an end?