Free stock iconsdiscrete (1)
https://www.freestock.com/legalhttps://www.freestock.com/free-icons/vector-illustration-warning-chalkboard-texture-607182734https://www.freestock.com/free-icons/vector-illustration-warning-chalkboard-texture-607182734Image used under license from Freestock.com<a href="https://www.freestock.com/free-icons/vector-illustration-warning-chalkboard-texture-607182734">Image used under license from Freestock.com</a>Freestock.comtrue