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Painting tools

When it comes to painting supplies, if it sounds too good to be true, then it usually is. There's really no substitute for quality painting tools, adequate preparation, and careful work. "One of the easiest things to remember about paint tools is that you get what you pay for," says Lou Manfredini, home expert for Ace Hardware. "The biggest mistake I see homeowners make is that they buy cheap tools that don't give them good results, or they buy cheap paint—then they end up with a poor finished product."

4.25
2h

Advanced microscope

There are many types of microscopes, and they may be grouped in different ways. One way is to describe the method an instrument uses to interact with a sample and produce images, either by sending a beam of light or electrons through a sample in its optical path, by detecting photon emissions from a sample, or by scanning across and a short distance from the surface of a sample using a probe.

5.00