Hi ,I use to pour the hot milk into the feeding bottle while taking m son out do that while it needs to be fed will be warmer enough is what I thought...but now I came to know that should not pour hot milk into the plastic bottle. what I thought was babies bottles are meant to hold hot milk and water .. now I wanted to know those hot milk consmed will this effect my son's pancreas or will it affect my son's tummy in any ways.kindly let me know what should I do