The dram is a traditional unit of weight or volume, depending on context:
In weight (avoirdupois system): 1 dram ≈ 1.772 grams
In volume (apothecaries’ system): 1 fluid dram ≈ 3.696 milliliters (mL)
Used historically in medicine and pharmacy for measuring small quantities of substances.
Summary:
Weight dram ≈ 1.772 g
Fluid dram ≈ 3.696 mL
Common in pharmaceutical and historical contexts
The metric cup is a unit of volume commonly used in countries that follow the metric system, especially for cooking and recipes.
One metric cup equals 250 milliliters (mL), which is slightly larger than the US customary cup (about 237 mL).
1 metric cup = 250 mL
Widely used in metric-system countries for cooking measurements
Standardized for consistency in recipes
No conversions available for volume.