Answer by Taffybohl. Confidence votes 309. The correct term for referring to a group of cats is 'clowder.' Interestingly, there are also two other valid ways to refer to a group of cats, other than just saying group of cats or cats.. Those other two terms are 'clutter' and 'glaring.'.
Because the volume of each of the eight corner atoms is shared between eight adjacent cells, each BCC cell contains the equivalent volume of two atoms (one central and one on the corner). Each corner atom touches the center atom.
Blind Carbon Copy (BCC) is an option available in most email clients that allows the sender to send the message to a list of BCC addresses (in addition to primary recipients) without other addressees knowing about that fact. BCC addresses are concealed from recipients, including others on the BCC list.