A variable declared as type Variant can contain any type of data. This is unlike a variable that is declared as a specific type, say, String or Integer, which can only contain a text string or a specific range of integers, respectively. By contrast, a variant can contain any data  text, Boolean, an integer, or a real, i.e., a floating point, ...
Yes: Prolonged use of a heating pad may cause a rash and possibly persistent pigmentation called erythema ab igne. Hot water bottles and heating pads should be used for no more than 20 minutes at a time to avoid damage to the skin and soft tissues. Caution is advised. Thanks for trusting HealthTap! ...Read more.
As an safer alternative to an electric heating pad, I use a microwavable one. If you make certain that the temperature is safe before applying it to your skin, it can only cool off from that point on, but will produce a nice amount of heat, usually for less than 30 minutes.Dori March 4, 2014 at 11:12 am Reply.s an safer alternative to an electric heating pad, I use a microwavable one. If you make certain that the temperature is safe before applying it to your skin, it can only cool off from that point on, but will produce a nice amount of heat, usually for less than 30 minutes. Dori March 4, 2014 at 11:12 am Reply.