A SECRET WEAPON FOR BIBO CRYSTAL

Hygroscopic crystal products deteriorate when they're not constantly held in sufficiently dry air (or even a dry purge gas). This applies e.g. to KDP and BBO, As well as in a lesser extent to LBO. It could be beneficial to keep this kind of crystal at a fairly elevated temperature, which makes it much easier to hold it dry.Inertness to Dampness: BI