Plunger, glass
Use this image
Can I reuse this image without permission? Yes
Object images on the Ingenium Collection’s portal have the following Creative Commons license:
Copyright Ingenium / CC BY-NC-ND (Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
ATTRIBUTE THIS IMAGE
Ingenium,
1996.0497.003
Permalink:
Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.
DOWNLOAD IMAGEPURCHASE THIS IMAGE
This image is free for non-commercial use.
For commercial use, please consult our Reproduction Fees and contact us to purchase the image.
- OBJECT TYPE
- evaporation pan
- DATE
- 1930
- ARTIFACT NUMBER
- 1996.0497.003
- MANUFACTURER
- P.N.F.I.
- MODEL
- HURST INTEGRATING ATMOMETER
- LOCATION
- Chalk River, Ontario, Canada
More Information
General Information
- Serial #
- N/A
- Part Number
- 3
- Total Parts
- 13
- AKA
- N/A
- Patents
- N/A
- General Description
- GLASS TUBE CONTAINING LEAD SHOT, COTTON PADDING, PAPER SCALE
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- N/A
- Width
- N/A
- Height
- 28.5 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- 3.0 cm
- Volume
- N/A
Lexicon
- Group
- Forestry
- Category
- Fire fighting
- Sub-Category
- N/A
Manufacturer
- AKA
- PNFI
- Country
- Canada
- State/Province
- Ontario
- City
- Chalk River
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- 1930'S +
- Canada
-
CANADIAN DESIGNED EVAPORATION MEASURING DEVICE MADE FOR CANADIAN FORESTRY SERVICE./ FROM COLLECTION OF FORESTRY & FIRE-FIGHTING EQUIPMENT USED BY & ACQUIRED FROM PNFI, CANADIAN GOV'T FORESTRY RESEARCH ESTABLISHMENT WHICH OPERATED FROM 1918-1995. PNFI STUDIED SPECIES GROWTH & FOREST MANAGEMENT, PARTICULARLY FIRE PREVENTION & SUPPRESSION. - Function
-
DEVICE USED TO MEASURE RATE AT WHICH LIQUID EVAPORATES INTO AIR. THIS TYPE CONSISTED OF ONE SMALL PAN CONTAINING SULPHURIC ACID & ONE CONTAINING GLYCERINE; MEASUREMENTS OF EVAPORATION WERE TAKEN FROM EACH BY MEANS OF CALIBRATED PLUNGER. THEY WERE USED BY FORESTRY SERVICE IN DETERMINING RISK OF FOREST FIRE. - Technical
-
DESIGNED BY DR. DONALD HURST OF NRC ATOMIC ENERGY PROJECT AT CHALK RIVER, ON. THESE WERE SIMPLE MEANS OF MEASURING FOREST FIRE DANGER; IT WAS THOUGHT THAT THEY WOULD INTEGRATE EFFECTS OF WIND, HUMIDITY & TEMPERATURE. RAINFALL & EVAPORATION MEASUREMENTS WERE MAIN COMPONENTS OF FIRE DANGER RATING. - Area Notes
-
Unknown
Details
- Markings
- BLACK SCALE MARKINGS ON PAPER SCALE FOR 0 TO 90
- Missing
- N/A
- Finish
- COLOURLESS TRANSPARENT GLASS, GREY SHOT, WHITE COTTON & PAPER (DISCOLOURED IN PLACES)
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
P.N.F.I., Plunger, glass, circa 1930, Artifact no. 1996.0497, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1996.0497.003/
FEEDBACK
Submit a question or comment about this artifact.