The tools and techniques used in the horizontal directional drilling (HDD) process are an. outgrowth of the oil well drilling industry. The components of a horizontal drilling rig used for. pipeline construction are similar to those of an oil well drilling rig with the major exception being. that a horizontal drilling rig is equipped with an inclined ramp as opposed to a vertical mast. HDD.
A kilocalorie, or Kcal in abbreviated form, is a measurement of the amount of energy in the foods you eat. Low-energy foods have a relatively small amount...
1 gram of carbohydrates = 4 kilocalories; 1 gram of protein = 4 kilocalories; 1 gram of fat = 9 kilocalories; In addition to carbohydrates, protein and fat, alcohol can also provide energy (1 gram alcohol = 7 kilocalories) Note : - Kilocalorie (kcal) and kilojoule (kJ) are measuring units for energy. 1 kilocalorie is approximately equal to 4.2 kilojoules.