Supposing a difference in altitude between the lower and upper reservoirs of 200m, which seems reasonable for the hills in the area, this installation would require a reservoir size of about 2GL. (ramblingsdc.net)
Bloom pointed to a number of other supposed differences between the sexes, arguing that «you can not legislate for human nature and nor should you». (politics.co.uk)
Despite this, maintaining traditional gender beliefs is certainly the case in education, where supposed differences between boys and girls are regularly rediscovered, and where such rediscoveries usually lead to calls for boys to be educated differently. (teachermagazine.com.au)