You could buy
You can buy one of the following:
-
-
One cube of tap water one meter in size
One cube of tap water one meter in size for £1.37 ($a11.10) from hardcoded -
Shopping list
You can buy all of the following:
-
-
-
-
1 A speck of dust made of anti-hydrogen gas
A speck of dust made of anti-hydrogen gas for US$0.05 ($a0.28) -