Sound Meter is in the 4th set of the Smart Tools collection. Have you ever suffered from the noise of the neighbors? SPL(sound pressure level) meter app uses your embedded microphone to measure noise volume in decibels(db), and shows a reference. REMEMBER! Most smartphone microphones are aligned to human voice (300-3400Hz, 40-60dB).
Joliet, Illinois. Joliet is a vibrant city in Will and Kendall Counties in the U.S. state of Illinois, located 40 miles southwest of Chicago. It became the county seat of Will County in 1836. With a diverse population of 148,000, Joliet offers a family friendly atmosphere and a thriving business community.
Bienville also established Fort Louis de la Louisiane (which is now Mobile) in 1702. In 1703, the tiny settlement of Fort Louis de la Mobile celebrated America's very first Mardi Gras. In 1704, Mobile established a secret society (Masque de la Mobile), similar to those that form our current Mardi Gras krewes. It lasted until 1709.