diff --git a/assets/script.js b/assets/script.js
index 0ec2a3b..5ba40fd 100644
--- a/assets/script.js
+++ b/assets/script.js
@@ -2,10 +2,12 @@ document.addEventListener("DOMContentLoaded", function() {
   var macros = {
     ",": (context) => context.future()?.text === " " ? "{\\char`,}" : "\\char`,",
     "\\qty": "{#1\\,\\mathrm{#2}}",
+    "\\qtyrange": "{#1\\text{--}#2\\,\\mathrm{#3}}",
     "\\unit": "{\\mathrm{#1}}",
     "\\squared": "{^{2}}",
     "\\cubed": "{^{3}}",
     "\\per": "/",
+    "\\percent": "\\%",
     "\\tera": "T",
     "\\giga": "G",
     "\\mega": "M",
@@ -22,6 +24,14 @@ document.addEventListener("DOMContentLoaded", function() {
     "\\ampere": "\\text{A}",
     "\\kelvin": "\\text{K}",
     "\\mol": "\\text{mol}",
+    "\\bel": "\\text{B}",
+    "\\dezibel": "\\text{dB}",
+    "\\dB": "\\text{dB}",
+    "\\dBm": "\\text{dBm}",
+    "\\dBu": "\\text{dBu}",
+    "\\dBW": "\\text{dBW}",
+    "\\dBi": "\\text{dBi}",
+    "\\dBd": "\\text{dBd}",
     "\\candela": "\\text{cd}",
     "\\newton": "\\text{N}",
     "\\hertz": "\\text{Hz}",