The Importance of Positive Air Shutoff Systems When you’re out in the field, working hard, the last thing you want to worry about is whether or not you’re safe. You take precautions, you keep up on your safety checks, and you try your best to ensure that nothing goes wrong. But here in Alberta, where volatile and dangerous gases are everywhere out in the oilfield, there are extra steps that you must take to keep things running smoothly.
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