Dryness in the mouth can also be due to a change in the composition of saliva or reduced salivary flow in the mouth. Medically, dry mouth is also known as xerostomia. There are a few home remedies to prevent dry mouth. These dry mouth home remedies need to be used on a daily basis to help ward off the problem. Pregnant women and the elderly too face dry mouth along with bad breath. This too can be treated with the home remedies. Take a look.
If you heat the glass uniformly and quench the glass uniformly, you have no iridescence. However, that is only theoretical with heat-treated tempered glass. People tend to think that iridescence is caused only by the quench. Surprisingly, the worst iridescence examples usually are caused in the heating section.
Iridescence as a result of interference. Weâre captivated when we see something in nature with a multitude of colors, or when the colors seem to change depending on our point of view.