Need an ice pack and don’t have one, Pat Washburn at Organized Wisdom suggests that "you can use a package of frozen vegetables such as peas".
Never would have thought of that.
Organized Wisdom allows people to share health and safety tips with others.
They do not pretend being medical experts.
Their approach reminds me of Parental Wisdom take on child rearing.
Other health tips: Tea bricks and the Medicine Man