What the flux does, when you heat a workpiece, is it reacts with these metal oxides that are forming with the temperature and exposure to the air, that tend to interfere with the metal-forming process of soldering.
What the Olympic medals mean... it was the best of times, it was the worst of times. It was the best of times, it was the worst of times definition. The opening sentence of A Tale of Two Cities, by Charles Dickens, referring to the time of the French Revolution. Discover our greatest slideshows.
By no means are these stats the final say, but they give you a general idea of when are the best times to post your photos and videos. Time of day. Although it varied from day to day, the general consensus from the Later survey is that 2 a.m. and 5 p.m. ET were the best times to post for the most interaction, while 9 a.m. and 6 p.m. were deemed the worst times to post. There is no definitive reason as to why these times seem the most opportune.