What does RSIC stand for?

Radiation Safety Information Computational Center (IID)

Radiation Shielding Information Center - Department of Energy - Oak Ridge, TN

Radiation Shielding Information Database (SAUS)

Radiation Standards Information Center (SAUS)

Redstone Scientific Information Center - Army

Redstone Shielding Information Center - NASA

Resistance - Telegraphy (PCTE)

Responding Superior in Command (MCD)

RSI Corp. - NASDAQ symbol (COMM)