Unique & Surplus Items

Unique & Surplus Items

Welcome to our Unique & Surplus page. It contains one-of-a-kind items, rare samples, overstock products, broken/damaged items, discontinued products, Items we can't get more of, and things we just decided we no longer want or plan to sell. If we know for a fact that a product is functional, we will state it in the description. Conversely, if we know for a fact that the item is damaged in some way or non-functional, we'll also state that. These are all one of a kind items - if more than one is available, we will state it - otherwise, assume there is only one available of any particular item.

ALL ITEMS ON THIS PAGE ARE SOLD AS-IS.
SORRY, THERE ARE NO RETURNS OR EXCHANGES ON THESE ITEMS.




Product Image Item Name- Price
Tritium Light Source

Tritium Light Source

Tritium gas ( H3 ) is a radioactive form of ordinary Hydrogen gas ( H2 ). High pressure Tritium gas is sealed inside these small borosilicate glass vials, and continuously emits low energy Beta radiation (electrons). These electrons impact a special...
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..and up, based on selection.
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Glass Cylinder

Glass Cylinder

Class Cylinders (also known as 'Glass Globe's. These are heavy glass cylinders typically used for outdoor lanterns as shown above. We've found them useful in making Cloud Chambers and other scientific applications. If you have an application or they...
$5.00

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How to Build a Potato Cannon Poster

How to Build a Potato Cannon Poster

Potato Cannon Poster The How to Build a Potato Cannon Poster has everything you need to know in order to build a stun gun, piezo , or flint and steel powered potato cannon. It's all here, on a single, beautiful poster. Great addition to any...
$5.00

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#17-'Dawn of Life' Fossil Set

#17-'Dawn of Life' Fossil Set

The 'Dawn of Life' fossil set contains detailed & accurate castings of prehistoric life - absolutely perfect for classroom instruction as well as home schooling. All specimens are full sized cast replicas from the original fossils. They are not...
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..and up, based on selection.
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