Before its ruling concerning same-sex marriages, the Fukuoka District Court ordered visitors to remove or cover up anything showing rainbow colors, the symbol for the LGBT rights movement. The ...

Rather than offer you a limited number of colors, it lets you use a hue to make an unlimited number of shades. First, you need to download and install the Rainbow Folders on your computer.

This allows it to exhibit a wide range of colors at different pH values – visualized here as the “pH rainbow.” To Conduct Demonstration: (approx. 5 min) Place the white poster board behind the ...