Gardner and Brandt, The Physician in US Cigarette Advertisements, 226
On entend par base de schiff , un groupement fonctionnel qui contient une double liaison C=N de formule gnrale R X1 R X2 -C=N-R X3 , avec R xl , R x2 et R x3 sont tels que dfinis prcdemment.The term "Schiff base", a functional group which contains a double bond C = N of the general formula R R X1 X2 X3 -C = NR, with R xl, x2 R x3 and R are as defined above
Inland farms dependent on groundwater basins as their main source of water may overdraft their basin, causing land subsidence, increasingly impure water, and the need to drill deeper wells to access groundwater that may or may not be safe to drink
This 2 outlet adapter plugs into your cigarette lighter socket so you can use multiple 12-Volt products while on the road and off the grid