Ion Science offers a range of portable and transportable SF6 leak detectors for use in the high-voltage switchgear, industrial and ventilation markets utilizing proprietary NIC (negative ion capture) technology. SF6 is considered a greenhouse gas and a significant contributor to global warming. Featuring non-radioactive sensors, the latest offering is a portable detector with a 0.1 ppm resolution. ION Science Americas LLC, Waterbury, VT.www.ionscience.com