Seeds by Type. Find mixtures for your region, or for special uses such as dry areas, partial shade, attracting animals, low growing, and more. Over 75 choices that will bloom in the second year and for years to come. Over 110 choices for fast color, such as poppies, cosmos, sunflowers, zinnia, and many more. Help the birds, bees, butterflies & hummingbirds by planting wildflowers. Wildflower seeds native to your region.
Swamp gas is the common name for the hydrogen sulfide from decaying matter. In small amounts, hydrogen sulfide is relatively harmless. However, it becomes quite dangerous when present in large amounts, especially in confined spaces.
1 Working gas: It is the total gas in storage minus the base gas. 2  Working gas is the volume of gas available to the market place at a particular time. 3  Physically unrecoverable gas: The amount of gas that becomes permanently embedded in the formation of the storage facility and that can never be extracted. Base gas (also referred to as cushion gas): It is the volume of gas that is intended as permanent inventory in a storage reservoir to maintain adequate pressure and deliverability rates throughout the withdrawal season.