Differences

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--- demonstrations:8_astronomy:gravitational_waves:start [2023/08/11 20:22] – [Apparatus] demoroom
+++ demonstrations:8_astronomy:gravitational_waves:start [2023/08/11 20:25] (current) – [Notes] demoroom
@@ Line 37: / Line 37: @@
 {{:demonstrations:8_astronomy:gravitational_waves:gravwavemachinepiece.jpg?400|}}
-// Top view of the can crushing apparatus. Bottom left inside the acrylic box is the solenoid which, when energized, completes the circuit. The terminals are shorted in this picture, this shows how it should be stored.//
+// Machined piece to insert into cordless drill for simulating orbiting bodies. //
 </WRAP>
@@ Line 71: / Line 71: @@
 <WRAP center danger 60%>
-Safety notes can also be added here or in the description. Use this one if theres a potentially fatal hazard like high voltage,
+Some people are prone to epileptic seizures when exposed to a stroboscope.  Please ask if anyone in the audience is known to be sensitive in this manner.
 </WRAP>
 <WRAP center round important 60%>
-and this one can be used for less frightening things.
+This setup has many pieces and the setup is involved and potentially needs more than one person. Please give plenty of advance notice of when the demo is needed and what room it will be needed in.
 </WRAP>