Proper use of siblings. My understanding is that siblings, though not often used, refers to brothers and sisters, but my question is whether I can include myself in this term. In norwegian this would be correct when using the word sÃ¸sken.
The definition of kryptonite is Superman's ultimate weakness, or anything that causes someone's ultimate weakness. An example of kryptonite is the one food a person is seriously allergic to. kryptonite
Solid krypton is a white crystalline substance with a face-centered cubic structure which is common to all the rare gases. Krypton difluoride, KrF 2, has been prepared in gram quantities and can be made by several methods.