The present status of plastics is one of constant change, but
this thesis attempts to focus attention on the state of the industry as of
1967. Beginning with a brief title definition and history of plastics,
the writer proceeds to a discussion on the structural characteristics
of plastics. Under this...
Today, houses are insulated and tightly built to keep cold outand heat in. But by building in this way, the escape of excessive moisture is also prevented. Older houses were more loosely constructed; walls were relatively porous and not insulated; moist air and heat leaked outside. There are ways to...
Moisture problems can occur in many places in homes and for many reasons: when high levels of moisture enter building cavities or get inside, when excessive moisture is produced indoors, or
when indoor air comes into contact with cold surfaces such as single-pane windows or uninsulated walls. Excess moisture often...
Published December 1965. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
China's Minqin Oasis once welcomed traders along the ancient Silk Road with rivers, lakes, and lush forests, yet today the region's farmland and grassland are increasingly being engulfed by the sands of the Gobi Desert. The severity of this incremental catastrophe for a declining population of 300,000 residents has brought...
Previous research suggested that unlike marketing goods,
marketing services required manipulating the physical environment as
well as price, promotion, production, and place. This indicates a role for
interior design in the marketing strategy of a service business. Research
also indicated that little was known about the effect of the different...
The purpose of this study was to: (a) determine the design features of the physical learning environment that support and enhance collaborative, project-based learning at the community college level; and (b) to gain an understanding of the rationale for the selection of the features. The characteristics of the physical environment...
Plastic waste in the oceans is now recognized as a serious threat to marine life and a pollution problem with economic consequences for mariners and coastal states. Annex V of MARPOL, effective December 1988, is an international treaty which prohibits signatory nations from disposing of any plastic material into the...