Non-Vented Wide Mouth LDPE Squeeze Rinse Wash Bottle for Plant Watering, 500mL Subcategory_Health and Genetics Solid wooden resonance box mounts

Solid wooden resonance box mounts four steel forks tuned to C 256Hz

Single-decade resistance box stepping from 1k ohm to 10k ohms in 1k-ohm increments on a rotary dial

offering a larger bore than narrower models for higher-volume bench-to-bench fluid runs

Hand-crank centrifuge spins two 15mL tubes with a bench-top clamp mount for teaching sedimentation and separation concepts without needing electricity

Set of 20 different alloys supplied in cardboard box

Non-Vented Wide Mouth LDPE Squeeze Rinse Wash Bottle for Plant Watering, 500mL Subcategory_Health and Genetics Solid wooden resonance box mountsBuilt for plant and succulent watering, this 500mL wide mouth LDPE squeeze rinse bottle features a non vented cap for controlled directed dispensing.