Sciatica is nerve pain from irritation of the sciatic nerve. The sciatic nerve is the largest nerve in the body. The sciatic nerve begins from nerve roots in the spinal cord in the low back and extends through the buttock area to send nerve endings down the lower limb.
Aircrack-ng is a network software suite consisting of a detector, packet sniffer, WEP and WPA/WPA2-PSK cracker and analysis tool for 802.11 wireless LANs. It works with any wireless network interface controller whose driver supports raw monitoring mode and can sniff 802.11a, 802.11b and 802.11g traffic.
About Airgas (NYSE:ARG) Airgas, Inc. is a supplier of industrial, medical and specialty gases, and hard goods, such as welding equipment and related products. The Company is also a producer of atmospheric gases, carbon dioxide, dry ice and nitrous oxide and a supplier of safety products, refrigerants, ammonia products and process chemicals.