It can
be seen that the viscosity decreases as the salt concentration
increases which is in direct contrast to diol based systems where
the viscosity increases as salts are added.6 It is worth noting that
the addition of 33 mol% ChCl decreases the viscosity of glycerol
by a factor of 3. Whilst this is higher than most molecular
solvents it is similar to many ionic liquids and DESs.