Water Experiment Effects of Water on Latent Prints In this exercise you will determine the effects of water on latent prints. Take a drinking glass and handle it, making sure to leave fingerprint impressions on it.
Immerse the glass in water for several hours. After a significant length of time, visually examine the glass and see if you can still see your fingerprints. Attempt this in a variety of conditions such as hot water, cold water, soapy water, or salt water.
Water Experiment Effects of Water on Latent Prints
Keep notes on your results under each condition. Immerse the glass in water for several hours. After a significant length of time, visually examine the glass and see if you can still see your fingerprints. Attempt this in a variety of conditions such as hot water, cold water, soapy water, or salt water.
Water Experiment Effects of Water on Latent Prints Examine
Keep notes on your results under each condition. Immerse the glass in water for several hours. After a significant length of time, visually examine the glass and see if you can still see your fingerprints. Attempt this in a variety of conditions such as hot water, cold water, soapy water, or salt water. Keep notes on your results under each condition. Immerse the glass in water for several hours. After a significant length of time, visually examine the glass and see if you can still see your fingerprints. Attempt this in a variety of conditions such as hot water, cold water, soapy water, or salt water.
Water Experiment Effects of Water on Latent Prints
Keep notes on your results under each condition. Immerse the glass in water for several hours. After a significant length of time, visually examine the glass and see if you can still see your fingerprints. Attempt this in a variety of conditions such as hot water, cold water, soapy water, or salt water. Keep notes on your results under each condition.