Block · one region of the page, as the scanner read it. It may hold a whole story, part of one, several, or an advertisement; stitching blocks into articles is the next step. Text is supplied OCR.
Page 10 · column 6 of 7 · from the scan, no model involved
vices may be used to check for com bustible gases or low oxygen levels.
The faculty member in Virginia Tech’s College of Agriculture and Life Sciences also recommended that no one work alone in or near tanks, pits or storage bins that may contain fermenting or decaying organic material.
Use a lifeline and make sure there is enough power on hand to lift a victim from the tank. This means at least two workers on the outside. Ventilate the space before and during work.
85.5%