Hive management genetics of the queen. Queens and drones are selectively bred to increase the production of royal jelly. A good yield per hive is 5 kg per year. Bee venom (apitoxin) is obtained by stimulating the bee with an electric current that incite them to sting, releasing a drop of poison onto a glass slide. The crystallized venom can be collected and processed. In order to get 1 gram of dry venom, it is necessary to collect the apitoxin of 10,000 to 15,000 bees. Bee brood as such is generally not a commercial commodity. However, bee brood is edible, and is
De Havilland Venom Swiss aircraft are scattered throughout Europe. One such aircraft is preserved in the Israeli Air Force Museum in Hatzerim, although in the colours of the Iraqi Air Force. In Australia, a number of Sea Venom FAW.53s have also survived. Venezuela has the only complete surviving British-built single-seat Venom. Polish Aviation Museum (PAL) has British-built Sea Venom, which was used for experiments at de Havilland and Aeroplane and Armament Experimental Establishment, and then was transferred to Imperial War Museum, which sold it to PAL in 2013. Although the Venom was, for a time, a popular and cheap warbird the number of