250.000.000 BC
250.000.000 BC
On salt?
It depolymerizes on water, but salt is extremely hydrophilic and stops that process down.
Table salt has an expiration date from the secant that keeps it as a powder, but the one in the picture doesn’t have it either.
Many places in the world mandate expiration dates on food items, no matter what the item in question actually is.
Water in a glass bottle? Expires in 24 months.