The prefix to your serial number of 70z indicates that your Browning auto-5 shotgun was made in the year 1970.
Part of the serial number.
If it's dry macaroni then 70z will be about 2 cups. If cooked, it will be 1 cup.
1 liter
2
10,000
There are approximately 4.2 cups in one liter.
0.4 liter
1000 ml
1750 liter
0.47 liter
0.001m3 = 1 liter