Draw a labelled diagram of a thermo flask. Explain how the transfer of heat by conduction, convection and radiation is reduced to a minimum in it.
![Dewar or vacuum flask diagram isolated on white background. Cross section cut away view of thermos vacuum flask. Diagram showing vacuum flask layers Stock Vector Image & Art - Alamy Dewar or vacuum flask diagram isolated on white background. Cross section cut away view of thermos vacuum flask. Diagram showing vacuum flask layers Stock Vector Image & Art - Alamy](https://c8.alamy.com/comp/2ARA8BR/dewar-or-vacuum-flask-diagram-isolated-on-white-background-cross-section-cut-away-view-of-thermos-vacuum-flask-diagram-showing-vacuum-flask-layers-2ARA8BR.jpg)
Dewar or vacuum flask diagram isolated on white background. Cross section cut away view of thermos vacuum flask. Diagram showing vacuum flask layers Stock Vector Image & Art - Alamy
![Dewar or vacuum flask fully diagram isolated on white.Cross section cut away view of a thermos vacuum flask.Diagram showing vacuum flask layers.Vector Stock Vector Image & Art - Alamy Dewar or vacuum flask fully diagram isolated on white.Cross section cut away view of a thermos vacuum flask.Diagram showing vacuum flask layers.Vector Stock Vector Image & Art - Alamy](https://c8.alamy.com/comp/2F6NAGN/dewar-or-vacuum-flask-fully-diagram-isolated-on-whitecross-section-cut-away-view-of-a-thermos-vacuum-flaskdiagram-showing-vacuum-flask-layersvector-2F6NAGN.jpg)
Dewar or vacuum flask fully diagram isolated on white.Cross section cut away view of a thermos vacuum flask.Diagram showing vacuum flask layers.Vector Stock Vector Image & Art - Alamy
![Amazon.com: THERMOS Stainless King Vacuum-Insulated Beverage Bottle, 40 Ounce, Blue : Home & Kitchen Amazon.com: THERMOS Stainless King Vacuum-Insulated Beverage Bottle, 40 Ounce, Blue : Home & Kitchen](https://m.media-amazon.com/images/I/51-jPi53DAL.jpg)
Amazon.com: THERMOS Stainless King Vacuum-Insulated Beverage Bottle, 40 Ounce, Blue : Home & Kitchen
![Vecteur Stock Dewar or vacuum flask fully diagram isolated on white background. Cross section cut away view of a thermos vacuum flask. Diagram showing vacuum flask layers. Dewar flask or thermos. Stock Vecteur Stock Dewar or vacuum flask fully diagram isolated on white background. Cross section cut away view of a thermos vacuum flask. Diagram showing vacuum flask layers. Dewar flask or thermos. Stock](https://as1.ftcdn.net/v2/jpg/03/18/27/26/500_F_318272641_XDD84AxeD90hCWjPQhBxafXDsW9HGkbd.jpg)
Vecteur Stock Dewar or vacuum flask fully diagram isolated on white background. Cross section cut away view of a thermos vacuum flask. Diagram showing vacuum flask layers. Dewar flask or thermos. Stock
![My friend mad a cross section of his hydro flask after the vacuum seal leaked. : r/mildlyinteresting My friend mad a cross section of his hydro flask after the vacuum seal leaked. : r/mildlyinteresting](https://i.redd.it/kyz08416ycgz.jpg)
My friend mad a cross section of his hydro flask after the vacuum seal leaked. : r/mildlyinteresting
![How Is A Metal Thermos Made? - China Stainless Steel Insulated Water Bottle Hydro Flask OEM Manufacturer Supplier How Is A Metal Thermos Made? - China Stainless Steel Insulated Water Bottle Hydro Flask OEM Manufacturer Supplier](https://www.ecoshinedrinkware.com/wp-content/uploads/2021/07/Single-wall-amp-double-wall-stainless-steel-bottle-02.jpg)
How Is A Metal Thermos Made? - China Stainless Steel Insulated Water Bottle Hydro Flask OEM Manufacturer Supplier
![6 A cross-sectional view of a Dewar flask, which is used to store hot... | Download Scientific Diagram 6 A cross-sectional view of a Dewar flask, which is used to store hot... | Download Scientific Diagram](https://www.researchgate.net/publication/337745105/figure/fig16/AS:832485541826577@1575491428764/A-cross-sectional-view-of-a-Dewar-flask-which-is-used-to-store-hot-or-cold-substances.jpg)
6 A cross-sectional view of a Dewar flask, which is used to store hot... | Download Scientific Diagram
![Crosssection Cutaway View Thermosvacuum Flask How : image vectorielle de stock (libre de droits) 191795198 | Shutterstock Crosssection Cutaway View Thermosvacuum Flask How : image vectorielle de stock (libre de droits) 191795198 | Shutterstock](https://www.shutterstock.com/shutterstock/photos/191795198/display_1500/stock-vector-a-cross-section-cut-away-view-of-a-thermos-vacuum-flask-how-things-work-191795198.jpg)
Crosssection Cutaway View Thermosvacuum Flask How : image vectorielle de stock (libre de droits) 191795198 | Shutterstock
![Cross Section Flask Stock Illustrations – 10 Cross Section Flask Stock Illustrations, Vectors & Clipart - Dreamstime Cross Section Flask Stock Illustrations – 10 Cross Section Flask Stock Illustrations, Vectors & Clipart - Dreamstime](https://thumbs.dreamstime.com/z/vacuum-flask-thermo-fully-diagram-vector-illustration-cross-section-cut-away-view-thermos-showing-layers-dewar-263741635.jpg)