There may be several reasons for the difference between the market price and the face value of particular bonds: see Table 3. (moneysmart.gov.au)
I can recall having a number of late nights preparing for a moot competition and, while it is not my favourite memory, it did forge particular bonds with my teammates. (canadianlawyermag.com)
The team of researchers, led by Nobel Prize - winning chemist John Polanyi, employed a combination of experiment and theory to discover that the position of the molecule on the catalytic surface is a key factor in determining the rate at which particular bonds break. (sciencedaily.com)