There are 6 primary solutions used to cater to the specific needs of your company: (hudsonrpo.com)
While Villa's place in the squad has been given to Sevilla's Alvaro Negredo, the primary solution to the Villa void is likely to come in the shape of Fernando Llorente. (caughtoffside.com)
Two primary solutions — shipping in water over long distances or cleaning nearby but dirty supplies — both require large amounts of energy, which is soaring in price. (scientificamerican.com)