A case study of San Francisco showed that there, using the often necessary combination of home and public charging results in slightly lower cost savings. (citylab.com)
On - the - go snacking and a convenient packaging design are a necessary combination in meeting the needs of consumers» busy lifestyles. (food-beverage.aptar.com)
Three years ago, pairs of rooks were shown to cooperate on a similar task, causing a stir among primatologists who had previously assumed that only great apes had the necessary combination of sociality and intelligence. (newscientist.com)