We’ve all seen brightly-colored pieces of aluminum and can identify them as anodized ... a common pool chemical used to decrease pH. Sodium hydroxide isn’t super safe, but it is much less ...

Sodium hydroxide is added to a cylinder of aluminum nitrate, precipitating out aluminum hydroxide. When additional base is added, the precipitate dissolves. The reactions can then be reversed with the ...

just not aluminum. You can see a video about why metals are normally opaque. The metal in question is sodium. Normally, it isn’t transparent, but molten sodium hydroxide does turn transparent ...

Q: Several years ago, we replaced our aluminum gutters with larger ones ... Chomp, Gutter Zap and Streak Getter all contain sodium hydroxide, more commonly known as caustic soda or lye.

A few drops of dilute sodium hydroxide solution react to ... unchanged This means that using sodium hydroxide can give a positive result for aluminium ions, but it cannot distinguish between ...