The sets and corridors were all built with very low ceilings. They were four-wallers, so that meant lighting through grills or hiding lights or having in-shot lamps. I think the look of the film is due to the nature of the sets […]

...product barriers on the surfaces of alloys and then examining the protectivity of such barriers.

A large curved retort was boiling furiously in the bluish flame of a Bunsen burner, and the distilled drops were condensing into a two-litre measure.

But they are physically no match for the Kabulis and every Kabuli considers himself more than a match for any number of travellers from the plains.