If you're not a scientist and don't know exactly what you're looking for, then this quiz isn't for you. I got my results and had no idea what all the ranges were supposed to be. Perhaps it would be more helpful if they gave you a marine aquarium chart to compare your results against.
π§ͺ Enhanced API Replacement Test Tubes with Caps - Ideal for API Freshwater Master Test Kit - 24 Count Box
8 Review
Highly Efficient Seachem Purigen for Freshwater & Saltwater Filtration
9 Review
π¬ Aquarium Test Tube Holder: Hand-Made Rack with 6 Holes and Drying Poles
8 Review
Fluval A7551 CO2 Indicator Kit
9 Review
Vacuum cleaner TEQQO Aquastick 3 in 1 Power, grey/turquoise
26 Review
Steam cleaner Deerma Deerma DEM-ZQ610 EU, white/red
68 Review
π U-BCOO Aquarium Gravel Cleaner Fish Tank: Manual Siphon for Efficient Filter Gravel Cleaning and Water Change in Tanks
22 Review
Mini pump Xiaomi Mijia Electric Pump 1S, plastic, black
55 Review