Mar 28, 2023 #1 odbob Messages 15 Reaction score 2 How did you find PF? searching the web hi, I am Robert, 80 year old and still learning, hope to gain a little more knowledge, thank you for having me
hi, I am Robert, 80 year old and still learning, hope to gain a little more knowledge, thank you for having me
Mar 28, 2023 #2 fresh_42 Staff Emeritus Science Advisor Homework Helper Insights Author 2025 Award Messages 20,819 Reaction score 28,461 Hello and ! Have fun and stay curious!