The Hawaiian Volcano Observatory celebrated the 30th anniversary of Mauna Loa's last eruption (in 1984) on March 25, 2014, underscoring that it has been a realtively quite 3 decades at the world's largest active volcano.
A tiltmeter, is a type of instrument used to detect any kind of tilt in the structure to which it is attached. Most tiltmeters use an air bubble in a liquid-filled tube, much like a typical carpenter's level, but are equipped with sensitive electronics that can detect even the tiniest change in tilt. They either sound an alarm or transmit the data to a remote monitor or other device.
The MiniRAE Lite is the most reliable handheld volatile organic compound (VOC) monitor on the market. Its photoionization detectorâs (PID) range of 0 to 5,000 ppm makes it an ideal instrument for applications ranging from environmental to construction.1  Proven PID technology.hoCheck Tiger is the most advanced handheld photoionization detector (PID) with the widest measurement range on the market for volatile organic compounds (VOCs). The unique six pin miniPID detector cell with anti-contamination design dramatically extends run time in the.