Simple as can be. As this post is written (August 2014) there is no GMO popcorn on store shelves nor is there any available for farmers to grow. I raise popcorn for Weaver Popcorn, and they currently have no plans to explore any biotech traits.
Cold-Weather Concreting. Concrete can be placed safely without damage from. freezing throughout the winter months in cold climates if. certain precautions are taken. Cold weather is defined by. ACI Committee 306 as a period when for mor e than 3 suc-. cessive days the average daily air temperature drops. below 5Â°C (40Â°F) and stays below 10Â°C (50Â°F) for more.
For reference, on that day the average low temperature is 24Â°F and the low temperature drops below 8Â°F only one day in ten. The coldest month of 2014 was January with an average daily low temperature of 18Â°F. Relative to the average, the coldest day was January 6.