diff --git a/src/command/mod.rs b/src/command/mod.rs
index 03d2101..e55c6dd 100644
--- a/src/command/mod.rs
+++ b/src/command/mod.rs
@@ -145,7 +145,7 @@ pub fn do_command(
 				t = format!("{}{}", color::Fg(color::Magenta), style::Bold)
 			)?;
 		},
-		_ => panic!("Bad command!")
+		_ => unreachable!("Bad command!")
 	};
 
 	return Ok(());
diff --git a/src/entry/unix/unix.rs b/src/entry/unix/unix.rs
index 35b7335..4318320 100644
--- a/src/entry/unix/unix.rs
+++ b/src/entry/unix/unix.rs
@@ -89,7 +89,7 @@ fn do_expression(
 
 	} else {
 		match g {
-			Ok(_) => panic!(),
+			Ok(_) => unreachable!(),
 
 			Err(EvalError::TooBig) => {
 				write!(
diff --git a/src/evaluate/function.rs b/src/evaluate/function.rs
index 11d58b1..a760697 100644
--- a/src/evaluate/function.rs
+++ b/src/evaluate/function.rs
@@ -54,6 +54,6 @@ pub fn eval_function(f: &Function, args: &VecDeque<Expression>) -> Result<Expres
 
 		Function::ToBase
 		| Function::NoUnit
-		=> panic!()
+		=> unreachable!()
 	}
 }
\ No newline at end of file
diff --git a/src/parser/stage/tokenize.rs b/src/parser/stage/tokenize.rs
index 00e5ce0..470631d 100644
--- a/src/parser/stage/tokenize.rs
+++ b/src/parser/stage/tokenize.rs
@@ -28,7 +28,7 @@ fn push_token(g: &mut VecDeque<Token>, t: Option<Token>, stop_i: usize) {
 
 		Token::Group(_,_)
 		| Token::Container(_)
-		=> panic!()
+		=> unreachable!()
 	};
 
 
diff --git a/src/parser/token.rs b/src/parser/token.rs
index eb54a69..3648ea5 100644
--- a/src/parser/token.rs
+++ b/src/parser/token.rs
@@ -96,7 +96,7 @@ impl Token {
 			| Token::GroupStart(_)
 			| Token::GroupEnd(_)
 			| Token::Group(_, _)
-			=> panic!()
+			=> panic!("This token cannot be converted to an expression")
 		};
 	}
 
diff --git a/src/quantity/quantity.rs b/src/quantity/quantity.rs
index 2df2d11..24fd39b 100644
--- a/src/quantity/quantity.rs
+++ b/src/quantity/quantity.rs
@@ -255,7 +255,7 @@ impl Add for Quantity {
 	type Output = Self;
 
 	fn add(self, other: Self) -> Self::Output {
-		if !self.unit.compatible_with(&other.unit) { panic!() }
+		if !self.unit.compatible_with(&other.unit) { panic!("Tried to add incompatible units") }
 
 		let mut o = other;
 		if self.unit != o.unit {
@@ -271,7 +271,7 @@ impl Add for Quantity {
 
 impl AddAssign for Quantity where {
 	fn add_assign(&mut self, other: Self) {
-		if !self.unit.compatible_with(&other.unit) { panic!() }
+		if !self.unit.compatible_with(&other.unit) { panic!("Tried to addassign incompatible units") }
 
 		let mut o = other;
 		if self.unit != o.unit {
@@ -286,7 +286,7 @@ impl Sub for Quantity {
 	type Output = Self;
 
 	fn sub(self, other: Self) -> Self::Output {
-		if !self.unit.compatible_with(&other.unit) { panic!() }
+		if !self.unit.compatible_with(&other.unit) { panic!("Tried to subtract incompatible units") }
 
 		let mut o = other;
 		if self.unit != o.unit {
@@ -302,7 +302,7 @@ impl Sub for Quantity {
 
 impl SubAssign for Quantity where {
 	fn sub_assign(&mut self, other: Self) {
-		if !self.unit.compatible_with(&other.unit) { panic!() }
+		if !self.unit.compatible_with(&other.unit) { panic!("Tried to subassign incompatible units") }
 
 		let mut o = other;
 		if self.unit != o.unit {
@@ -369,8 +369,8 @@ impl Rem<Quantity> for Quantity {
 	type Output = Self;
 
 	fn rem(self, other: Quantity) -> Self::Output {
-		if !self.unit.unitless() { panic!() }
-		if !other.unit.unitless() { panic!() }
+		if !self.unit.unitless() { panic!("Tried to % a quantity with units") }
+		if !other.unit.unitless() { panic!("Tried to % by a quantity with units") }
 
 		Quantity {
 			scalar: self.scalar % other.scalar,
@@ -389,7 +389,7 @@ impl PartialEq for Quantity {
 
 impl PartialOrd for Quantity {
 	fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
-		if self.unit != other.unit { panic!() }
+		if self.unit != other.unit { panic!("Tried to compare incompatible units") }
 		self.scalar.partial_cmp(&other.scalar)
 	}
 }
\ No newline at end of file
diff --git a/src/quantity/unit/unit.rs b/src/quantity/unit/unit.rs
index ef06faa..c050af5 100644
--- a/src/quantity/unit/unit.rs
+++ b/src/quantity/unit/unit.rs
@@ -52,7 +52,7 @@ impl ToString for Unit {
 						'7' => '⁷',
 						'8' => '⁸',
 						'9' => '⁹',
-						_ => panic!()
+						_ => unreachable!()
 					});
 				}
 				t.push('·');
@@ -90,7 +90,7 @@ impl ToString for Unit {
 						'7' => '⁷',
 						'8' => '⁸',
 						'9' => '⁹',
-						_ => panic!()
+						_ => unreachable!()
 					});
 				}
 				b.push('·');