Student or Learner
1) The lid will enable you to control the flow of water that will come out from the thermos bottle/flask.
2) The water that pour out from the bottle is large amount.
3) Pour the water slowly from the bottle so that it will not flow/pour in large amount.
1) The lid is designed to control the amount of liquid that flows from the thermos bottle/flask.
2) The liquid pours out from the bottle in maximum or minimum flow.
3) Pour the water slowly from the bottle to ensure minimum flow.