Convert Pounds per minute to Milligrams per day
Convert Pounds per minute (lb/min) to Milligrams per day (mg/d) instantly and accurately.
Conversion Formula
mg/d = lb/min × 653173012.8
About Pounds per minute
The pound per minute (lb/min) equals 0.45359237/60 ≈ 7.560×10⁻³ kg/s, the standard unit for US fire-suppression system design (sprinkler flow demand) and HVAC hydronic loop balancing. A fire-sprinkler head at 15 psi discharges roughly 30-40 lb/min of water; industrial humidifiers are rated in lb/min of steam. 1 lb/min ≈ 7.560×10⁻³ kg/s = 60 lb/h.
About Milligrams per day
The milligram per day (mg/d) equals 10⁻⁶/86400 ≈ 1.157×10⁻¹¹ kg/s, used in toxicology (daily intake limits) and in slow-release pharmaceutical implants. WHO acceptable daily intake for food additives is expressed in mg/kg body mass per day; a 70 kg adult at 1 mg/kg/d represents a 70 mg/d dose. 1 mg/d ≈ 1.157×10⁻¹¹ kg/s.
Quick Reference Table
| Pounds per minute (lb/min) | Milligrams per day (mg/d) |
|---|---|
| 1 lb/min | 653173000 mg/d |
| 2 lb/min | 1.306 × 109 mg/d |
| 5 lb/min | 3.266 × 109 mg/d |
| 10 lb/min | 6.532 × 109 mg/d |
| 25 lb/min | 1.633 × 1010 mg/d |
| 50 lb/min | 3.266 × 1010 mg/d |
| 100 lb/min | 6.532 × 1010 mg/d |