Library›How Things Work at Home›One card

A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

Everyday LifeOne small ahaHome system

Decomposed organic material used as a soil amendment.

Think it. Then flip it. ahamoraTap to reveal Back to the cue
Everyday LifeOne small aha
Your new ahaCompost

Composting uses biological decomposition to turn organic material into a soil amendment. Source: Compost ↗

ahamoraReference ↗

Keep the thread going

One answer is a beginning.

Share a little curiosity, or follow it into the full collection.

Flip the full deck →

More from How Things Work at Home

A few more worth knowing.

  1. 01This appliance moves heat from its insulated interior into the room to keep food cold.RECALL
    Refrigerator

    A refrigerator uses a refrigeration cycle to move heat from its insulated interior to the surrounding room.

    Open this card ↗
  2. 02This device uses a refrigerant cycle to move heat from cooler surroundings into a warmer building.RECALL
    Heat pump

    A heat pump transfers heat rather than creating it directly, and many systems can reverse direction.

    Open this card ↗
  3. 03This control compares the measured temperature with a set point and adjusts equipment to close the gap.RECALL
    Thermostat

    A thermostat compares measured temperature with a set point and controls equipment to narrow the difference.

    Open this card ↗