Fire Alarm
A standalone battery-operated smoke detector designed for home use to detect smoke from fires and sound a loud alarm to alert occupants.
Fun Fact
Modern smoke detectors like the X-Sense model use both photoelectric and ionization sensors for faster detection of different fire types, reducing false alarms by up to 50% compared to older single-sensor units.
Price History
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Snow Plowing
Snow plowing is a professional service using plow trucks to clear snow from driveways, sidewalks, and parking areas for residential and commercial properties in the United States.
Grand Piano (Steinway & Sons Model D)
Professional-grade concert grand piano with 9-foot frame.
4-Year College Degree
Average total cost of a 4-year degree at a public university (in-state).
Heart Bypass Surgery
Heart bypass surgery, also known as coronary artery bypass grafting (CABG), is a major open-heart procedure to improve blood flow to the heart by creating new pathways around blocked arteries.