Typical costs: Having a contractor level and prepare the area then pour a concrete slab ranges from $1,000-$2,000 for a 10x20-feet; $4,000-$6,000 for 80x20-feet; and $5,000-$10,000 for 100x100-feet. Smaller projects cost more per square yard because of minimum travel, labor and equipment costs.
What makes yogurt - well, yogurt? The words live and active cultures refer to the living organisms, Lactobacillus bulgaricus and Streptococcus thermophilus, which convert pasteurized milk to yogurt during fermentation. Note that the milk is pasteurized before culturing to remove any harmful bacteria.
Yogurt is a thick, custardy dairy product made from natural bacterial fermentation of milk. To make yogurt, active bacterial cultures are added to milk or cream.There are several different bacteria used to culture yogurt: lactobacillus acidophilus, streptococcus thermophilis and lactobacillus bulgaricus are common choices. Commercially-prepared yogurt is available pretty much anywhere you shop for groceries.You can also make yogurt at home.here are several different bacteria used to culture yogurt: lactobacillus acidophilus, streptococcus thermophilis and lactobacillus bulgaricus are common choices. Commercially-prepared yogurt is available pretty much anywhere you shop for groceries. You can also make yogurt at home.