Quizzes & Puzzles21 mins ago
razor blades
Can you tell me if razor blade is sharper when cold or hot, knowing that it expands when its hot does this cause the edge to dull.
Answers
Best Answer
No best answer has yet been selected by jennymac. Once a best answer has been selected, it will be shown here.
For more on marking an answer as the "Best Answer", please visit our FAQ.