15 MINUTE (9.5 INCH)SAND TIMER

Description:

15 Minutes (9.5”) SandTimer

• This is the solid brass sand timer of 15 minutesin full brass jacket. Its cabinet has four thinner rods in roundpipe. It has solid brass round coverings on top &bottom.

• Size: 240 mm (Height)

• Weight: 0.610 kg.

• An sand timer measures the passage of a fewminutes or an hour of time. It has two connected vertical glassbulbs allowing a regulated trickle of material from the top to thebottom. once the top bulb is empty, it can be inverted to begintiming again. The name sand timer comes from historically commonhour timing. Factors affecting the time measured include the amountof sand, the bulb size, the neck width, and the sand quality.Alternatives to sand are powdered eggshell and powderedmarble[1] (sourcesdisagree on the best material). In modern times, sand timer areornamental, or used when an approximate measure suffices, as insand timers for cooking or for board games.