Excerpt from Knowledge for the People, or the Plain Why and Because: Familiarizing Subjects of Useful Curiosity and Amusing Research Because the wind is too much let in at the mouth of the shaft, or the smoke is stifled below or there is too little room in the vent, particularly where several open into the same funnel. The situation of the house may likewise affect them, especially if backed by higher buildings. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.