uni 4dFor Sale: 1 bed, 1 bath ∙ 697 sq. ft. ∙ 1341 H St NE Unit 4D, Washington, DC 20002 ∙ $490,274 ∙ MLS# DCDC2203748 ∙ Coming Soon: Delivery Fall 2025! Pre-Delivery Incentives.Unit 4D: Storing and communicating information in a laboratory. P8: How useful scientific information is obtained from large data sets and the potential issues and benefits.