A gas leak can cause symptoms like headache, nausea, and death. Smelling gas is an emergency. If you can't easily identify a source, leave your home and call 911.

NG.1 | A complete Natural Gas (NYM $/mmbtu) Front Month futures overview by MarketWatch. View the futures and commodity market news, futures pricing and futures trading.

Collecting blood gas samples from arterial puncture or arterial line Watch the instructional videos of arterial puncture and arterial line blood collection using the safePICO syringe.