I don’t know why, this question is classified into friendship skills

It depends on the circumstances under which you order it and whether it can reach the ignition point, just like burning tofu in a paper pot. The ignition point of paper will not be the same

In fact, 502 glue should not have a big impact on the ignition point of paper towels----my personal idea,

Then 502 Another kind of server error code

Or some kind of "family code"? How do you say it - -