Fixed-Price. A fixed-price agreement is not a cost-reimbursement contract. The contractor estimates the total cost of materials and labor, and includes that in his bid price, and the contract is generally awarded to the lowest bid.The total pay the contractor receives covers these costs.ixed-Price. A fixed-price agreement is not a cost-reimbursement contract. The contractor estimates the total cost of materials and labor, and includes that in his bid price, and the contract is generally awarded to the lowest bid.
Swirl to mix. By adding the soap after the water, you won't end up with a lot of bubbles at the top. Fill the rest of the dispenser with water, leaving a little space at the top of the container for the pump. Screw on the lid/pump and shake. Pump the dispenser a few times to get the foaming started.
Soap is made by combining lye (sodium hydroxide is the chemical name) with a liquid and fats and oils. Once these ingredients are mixed, a chemical reaction starts to take place. The result of this reaction is soap and if you've made it right, there isn't any lye left. Just good clean glycerin rich soap. Generally the cold process method of soap making goes like this: 1. Weigh out your liquid and lye. Add the lye to the water and stir until combined.