Lab Controls
The minimum pressure drop of a low pressure venturi valve.
What is 0.3 in.w.c.?
This type of filter allows room side changing.
What is gel seal (knife edge)?
These specific type of labs are well suited for the use of a Chilled Beam system.
What are sensible load driven lab?
This is the length of a typical Venturi silencer.
What is 14 inches?
(National Tooth Fairy Day) Norwegian and Finnish children are warned of Hammaspeikko, the "tooth troll" who comes for children who don’t practice this daily habit.
What is brushing their teeth?
The speed of response time required by ANSI Z9.5.
What is 3 seconds?
The laminar flow diffuser should be this distance from the fume hood.
What is 3 feet?
This can be eliminated by using Chilled Beams in a lab system.
What is reheat?
This type of silencer has no absorptive media and is often used in lab exhaust applications.
What is packless?
(National Floral Design Day) Harvested before the flower buds fully open, this vegetable is actually classified as a flower.
What is broccoli?
The accuracy of High Accuracy Terminal units.
What is +/- 5%?
This is the maximum velocity of the supply air jet at the hood opening.
What is 1/2 the face (capture) velocity?
This type of chilled beam airflow is associated with ACH in a lab.
What is primary air?
ASHRAE recommends this background noise level for teaching labs (extensive speech communication).
What is NC35?
(National Chocolate Soufflé Day) The word soufflé is the past participle of the French verb souffler which means this —an apt description of what happens to this combination of custard and egg whites.
What is “to blow up” or “puff up”?
This technology is used in an Antec Controls VFX airflow sensor.
What is Thermal MEMS?
The NFPA 45 minimum ACH for unoccupied mode.
What is 4 ACH?
A Chilled Beam uses these two mediums to transport heat.
What is Water and Air?
This testing standard outlines silencer insertion loss and generated noise.
What is ASTM E477?
(National Tartar Sauce Day) Tartar sauce has its origins in Turkey. However, in the original Turkish version of tartar sauce, the base was not mayonnaise or aioli, but instead this paste made from toasted, ground hulled sesame seeds.
What is Tahini?
This is the maximum turndown ratio available on an Antec Controls venturi valve.
What is 20:1?
This is where the supply air distribution devices should be located in the lab.
What is the personnel corridor? (also accept as far from major exhaust devices)
When compared to a traditional system, this is where the majority of energy savings come from in a Chilled Beam system.
What is Transport energy and/or fan energy?
Unobstructed upstream and downstream distance from a silencer per ASTM testing standard.
What are 5 and 10 duct diameters?
(National Skip the Straw Day) This American inventor, best known for inventing the modern drinking straw, began his career as an inventor by creating a machine to make paper cigarette holders.
Who is Marvin Stone?