defenceWeb Written by defenceWeb - Protechnik sanitiser. Turning swords into ploughshares could be ascribed to what Armscor defence institute Protechnik Laboratories did when the coronavirus pandemic hit South Africa. The Centurion based operation is, according to Armscor, one of a group of Defence Science and Technology Institutes (DSTI’s) within Armscor Defence Institutes. It conducts project work in the fields of chemical and biological defence on behalf of the SA National Defence Force (SANDF). It also provides technical support under contract to the SA Council for the Non-Proliferation of Weapons of Mass Destruction on technical aspects related to implementation of the Chemical Weapons Convention (CWC).