HOT-POTATOES EXERCISES
<= Index => MILK CARTONS Gap-fill exercise Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues! It was in 1906 the challenge of containing using paper holders was actualized. The introduction of paper milk orginated in san francisco, California. Many complications, such as leakage, paper's natural perforated nature and milk's highly nature created new problems. Prior to the early stages and development of paper cartons, bottles were reusable. These bottle requires sterile before reuse. Glass milk bottles require a tremendous amount of energy to transport due to the of the glass Check Hint <= Index => <= Index => Teacher and ...