A: Fetal pigs are a waste product or by-product of the meat packing industry, where animals are slaughtered and prepared for human consumption. Virginia Tech s fetal pigs come from Nebraska Scientific.
1 An electric water heater can cost $400-$3,000 or more for complete installation of a conventional storage-tank model and $1,800-$4,500 or more for a tankless model (including a 220V/240V outlet). 2  Electric water heaters typically cost less than gas units but are more expensive to operate.
âFrom interviews with eight local contractors, installed costs for whole-house gas tankless water heaters as a retrofit were estimated from $2,000 to $5,000, with typical price range of $2,500 to $3,400.These costs are considerably higher than estimated by others.From interviews with eight local contractors, installed costs for whole-house gas tankless water heaters as a retrofit were estimated from $2,000 to $5,000, with typical price range of $2,500 to $3,400.