Highly evacuated electron tube with focusing electron gun and fluorescent screen inclined relative to the beam axis, so that the path of the beam can be seen and the effects of electric and magnetic fields can be studied.
Lead Free Solder with Easy Pen Dispenser, Cheap solder ruins irons, destroys projects and makes smoke billow from our ears, affordable, flows and melts beautifully, best dispenser, saves a lot of solder, No longer break off sections of solder
Lead Free Solder with Easy Pen Dispenser, Single, Cheap solder ruins irons, destroys projects and makes smoke billow from our ears, affordable, flows melts beautifully, best dispenser, saves a lot of solder, No longer break off sections
Practi-Nasal Spray (for training), Teach the proper use of a nasal spray inhaler with Wallcur's New Practi-Nasal Spray. Using proper technique ensures patient receiving the proper medicine, reducing the chance of experiencing side-effects, Size: 5 sprays
Practi-Nitroglycerin Spray*, is a CFC free pump that simulates a sublingual aerosol spray, Labeled identical to its true drug counterpart, nitroglycerin, includes: Reading medication labels, Calculating the dosage, Priming the pump for use, Calculating the dosage
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